_require "basis.smi"
_require "objects.smi"
_require "interp.smi"
_require "ray.smi"
structure Interface =
struct
  val ps_color : Objects.object list -> Objects.object list
  val ps_sphere : Objects.object list -> Objects.object list
  val ps_raytrace : Objects.object list -> 'a list
  val rtInit : unit -> unit
end
